Hard protection floor of helicopter
By designing the helicopter hard protective floor, the corrosion problem caused by seawater infiltration is solved, efficient waterproof and anti-slip effects are achieved, and the safety and user experience of the cabin is ensured.
Patent Information
- Application Number
- CN202421115893.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-21
- Publication Date
- 2024-12-20
- Estimated Expiration
- 2034-05-21
AI Technical Summary
During the helicopter's maritime rescue, seawater seeps into the cabin and leads to the risk of corrosion and circuit short circuit. The existing single-layer plastic film waterproofing measures have low waterproof reliability, are prone to tear and cumbersome to operate.
Design a helicopter hard protective floor, including hard floor units and anti-slip layer, the floor layer matches the cabin shape with the fence, and a drainage groove and drain port on the top. The anti-slip layer is laid in the non-draining groove area, and a sealing strip and The adhesive ensures sealing, the material is PC and rubber, and the buffer layer improves stability.
It achieves efficient waterproof, tear-resistant, water-absorbing and anti-slip effects, reduces the corrosion risk of seawater on the cabin, is convenient to install, and improves the safety and user experience of rescue tasks.
Smart Images
Figure CN222202883U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of special rescue equipment, in particular to a hard protective floor for a helicopter. Background Art
[0002] Helicopters can be used to supply materials, rescue or transfer personnel. Using helicopters to carry out maritime rescue has the characteristics of rapid action, strong maneuverability, little impact from weather and sea conditions, wide field of vision, large search range, and high rescue success rate. It is one of the most efficient means of rescuing lives at sea. However, during the rescue of helicopters at sea, seawater carried by the rescued people seeps into the cabin, which can easily cause corrosion to the cabin and the risk of short circuiting the circuit system in the cabin. At present, the waterproof measure adopted is to bond a single layer of plastic film to the cabin or seat, but the waterproof measure of a single layer of plastic film has limited effect and is easy to tear, which can easily cause seawater to flow into the cabin from the tear. The waterproof reliability is low, the operation of gluing and fixing is cumbersome, water is easy to accumulate and difficult to drain, and it is easy to slip after water accumulation, resulting in a poor user experience. Utility Model Content
[0003] The purpose of the utility model is to provide a hard protective floor for helicopters to solve the problems existing in the above-mentioned prior art, to reduce corrosion caused by the infiltration of liquids such as seawater into the cabin, to have good waterproof effect, tear resistance, simple structure, convenient installation, not easy to accumulate water, and good anti-slip effect.
[0004] To achieve the above purpose, the utility model provides the following solutions:
[0005] The utility model provides a hard protective floor for a helicopter, comprising a hard floor unit and an anti-skid layer, wherein the hard floor unit comprises a floor layer and enclosures fixedly arranged on three sides of the floor layer, the shape of the floor layer matches the shape of a cabin floor of the helicopter, a drainage groove for outward drainage is provided on the top surface of the floor layer, a drainage outlet is provided on the side of the floor layer that is not connected to the enclosure, the drainage groove is connected and communicated with the drainage outlet, and the anti-skid layer is laid on the non-drainage groove area of the top surface of the floor layer.
[0006] Preferably, a buffer layer is further included, and the buffer layer can be fixedly connected to the outer side of the hard floor unit.
[0007] Preferably, the hard floor unit is spliced together by a first hard floor unit, a second hard floor unit and a third hard floor unit, the first hard floor unit and the third hard floor unit are respectively provided with protrusions on one side close to the second hard floor unit, and the second hard floor unit is respectively provided with slots matching the protrusions on both sides.
[0008] Preferably, a sealing strip and an adhesive member are provided between the protrusion and the slot, wherein the sealing strip is partially embedded in the protrusion, the sealing strip is used to seal the gap between the protrusion and the slot, and the adhesive member is used to fix the protrusion and the slot in connection.
[0009] Preferably, the end surface of the sealing strip close to the card slot is provided with two ridges along the length direction of the sealing strip, and the adhesive member is a Velcro.
[0010] Preferably, the drainage groove includes a main drainage groove and a branch drainage groove, the branch drainage grooves are evenly distributed on both sides of the main drainage groove and are connected to the main drainage groove, and the depth of the branch drainage groove gradually increases from one end far away from the main drainage groove to one end close to the main drainage groove.
[0011] Preferably, the material of the hard floor unit is PC.
[0012] Preferably, the anti-slip layer is made of rubber.
[0013] Preferably, the buffer layer is made of high-resilience sponge.
[0014] Compared with the prior art, the utility model has achieved the following technical effects:
[0015] The utility model provides a hard protective floor for helicopters. When the helicopter is performing a sea rescue mission, the hard protective floor whose shape matches the shape of the floor layer is directly laid in the helicopter cabin. The hard protective floor has convenient installation, is not easy to be damaged, and has good waterproof performance. A drainage groove for outward drainage is provided on the top surface of the floor layer, which can quickly drain seawater without water accumulation, thereby reducing the corrosion of the hard protective floor and the cabin by seawater. The anti-skid layer is laid in the non-drainage groove area on the top surface of the floor layer, which can play an anti-skid effect and ensure the safety of rescuers and rescued persons. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.
[0017] Figure 1 This is a structural schematic diagram of the helicopter hard protective floor of the utility model;
[0018] Figure 2 It is a cross-sectional view of the helicopter hard protective floor of the utility model;
[0019] Figure 3 for Figure 2 Enlarged view of part A.
[0020] In the figure: 1-hard floor unit; 2-anti-slip layer; 3-floor layer; 4-enclosure; 5-main drainage trough; 6-branch drainage trough; 7-buffer layer; 8-protrusion; 9-slot; 10-sealing strip; 11-adhesive piece. DETAILED DESCRIPTION
[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0022] The utility model aims to provide a helicopter hard protective floor to solve the problems existing in the above-mentioned prior art, can reduce cabin corrosion, has a simple structure, is easy to install, is not prone to water accumulation, and has a good anti-slip effect.
[0023] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.
[0024] The utility model provides a helicopter hard protective floor, such as Figure 1 As shown, it includes a hard floor unit 1 and an anti-slip layer 2. The hard floor unit 1 includes a floor layer 3 and a fence 4 fixedly arranged on three sides of the floor layer 3. The shape of the floor layer 3 matches the shape of the cabin floor of the helicopter. A drainage groove for outward drainage is provided on the top surface of the floor layer 3. The side where the floor layer 3 is not connected to the fence 4 faces the cabin door of the helicopter, and a drainage outlet is provided on the side where the floor layer 3 is not connected to the fence 4. The drainage groove is connected and communicated with the drainage outlet. The anti-slip layer 2 is laid on the non-drainage groove area of the top surface of the floor layer 3. When the helicopter is carrying out a sea rescue mission, the hard protective floor whose shape matches the bottom of the helicopter cabin is directly laid in the helicopter cabin. The installation is convenient, not easy to be damaged, and has good waterproof performance. The enclosure 4 arranged on the three sides of the floor layer 3 can prevent seawater from flowing to other positions in the cabin, reducing the corrosion in the cabin. The top surface of the floor layer 3 is provided with a drainage groove for draining water outward, which can quickly drain the seawater in the hard floor unit 1 and is not easy to accumulate water, reducing the corrosion of the seawater to the hard protective floor and the cabin. The anti-skid layer 2 is laid in the non-drainage groove area on the top surface of the floor layer 3, which can play an anti-skid effect and ensure the safety of rescuers and rescued persons. It is further preferred that the floor layer 3 and the enclosure 4 can be integrally formed for easy manufacturing.
[0025] It is further preferred in the implementation manner of the utility model that the helicopter hard protective floor also includes a buffer layer 7, and the buffer layer 7 can be fixedly connected to the outer side of the hard floor unit 1, that is, the buffer layer 7 is laid under the floor layer 3 and on the outside of the enclosure 4. Further, the buffer layer 7 can be fixedly connected to the floor of the helicopter cabin by Velcro to improve stability. The buffer layer 7 can reduce the discomfort of rescuers when they are in a kneeling position for a long time. The material of the buffer layer 7 is high-rebound sponge, which has a good rebound buffering effect.
[0026] It is further preferred in the embodiment of the present invention that Figure 2-3 As shown, the hard floor unit 1 is formed by splicing a first hard floor unit, a second hard floor unit and a third hard floor unit, which is convenient for carrying and transportation of the hard floor units. The first hard floor unit and the third hard floor unit are respectively provided with protrusions 8 on one side close to the second hard floor unit, and both sides of the second hard floor unit are respectively provided with card slots 9 matching the protrusions 8. The card connection method of the card slots 9 and the protrusions 8 can complete the assembly in a shorter time, which saves precious time for rescue work.
[0027] In the embodiment of the utility model, it is further preferred that a sealing strip 10 and an adhesive member 11 are provided between the protrusion 8 and the slot 9, the sealing strip 10 is partially embedded in the protrusion 8, the sealing strip 10 is used to seal the gap between the protrusion 8 and the slot 9, the sealing strip 10 can effectively prevent seawater from overflowing at the connection and splashing into the cabin, the adhesive member 11 is used to fix the protrusion 8 and the slot 9, the adhesive member 11 can make the first hard floor unit and the second hard floor unit, the third hard floor unit and the second hard floor unit tightly connected, and will not move relative to each other. The end face of the sealing strip close to the slot is provided with two ridges along the length direction of the sealing strip, the ridges can further improve the sealing performance and prevent seawater from seeping into the cabin from the gap, and the adhesive member is Velcro, which is convenient for fixing and disassembly.
[0028] It is further preferred in the implementation manner of the present invention that the drainage groove includes a main drainage groove 5 and a branch drainage groove 6, the branch drainage grooves 6 are evenly distributed on both sides of the main drainage groove 5 and are connected to the main drainage groove 5, and the depth of the branch drainage groove 6 gradually increases from one end far away from the main drainage groove 5 to one end close to the main drainage groove 5, which can accelerate the discharge of seawater on the surface of the floor layer 3.
[0029] In the embodiment of the present invention, it is further preferred that the material of the hard floor unit 1 is PC.
[0030] It is further preferred in the embodiment of the present invention that the anti-slip layer 2 is made of rubber, which has a good anti-slip effect.
[0031] The present invention uses specific examples to illustrate the principle and implementation of the present invention. The above examples are only used to help understand the method and core idea of the present invention. At the same time, for those skilled in the art, according to the idea of the present invention, there will be changes in the specific implementation and application scope. In summary, the content of this specification should not be understood as limiting the present invention.
Claims
1. A helicopter hard protective floor, Features: The invention comprises a hard floor unit and an anti-skid layer. The hard floor unit comprises a floor layer and enclosures fixedly arranged on three sides of the floor layer. The shape of the floor layer matches the shape of the cabin floor of the helicopter. A drainage groove for outward drainage is provided on the top surface of the floor layer. A drainage outlet is provided on the side of the floor layer not connected to the enclosure. The drainage groove is connected and communicated with the drainage outlet. The anti-skid layer is laid on the non-drainage groove area of the top surface of the floor layer.
2. The helicopter hard protective floor according to claim 1, Features: A buffer layer is also included, and the buffer layer can be fixedly connected to the outer side of the hard floor unit.
3. The helicopter hard protective floor according to claim 1, Features: The hard floor unit is spliced by a first hard floor unit, a second hard floor unit and a third hard floor unit. The first hard floor unit and the third hard floor unit are respectively provided with protrusions on one side close to the second hard floor unit, and the second hard floor unit is respectively provided with slots matching the protrusions on both sides.
4. The helicopter hard protective floor according to claim 3, Features: A sealing strip and an adhesive member are provided between the protrusion and the slot. The sealing strip is partially embedded in the protrusion. The sealing strip is used to seal the gap between the protrusion and the slot. The adhesive member is used to fix the protrusion and the slot in connection.
5. The helicopter hard protective floor according to claim 4, Features: The end surface of the sealing strip close to the card slot is provided with two convex ridges along the length direction of the sealing strip, and the bonding piece is a Velcro.
6. The helicopter hard protective floor according to claim 1, Features: The drainage groove includes a main drainage groove and a branch drainage groove. The branch drainage grooves are evenly distributed on both sides of the main drainage groove and are connected to the main drainage groove. The depth of the branch drainage groove gradually increases from one end far away from the main drainage groove to one end close to the main drainage groove.
7. The helicopter hard protective floor according to claim 1, Features: The material of the hard floor unit is PC.
8. The helicopter hard protective floor according to claim 1, Features: The material of the anti-slip layer is rubber.
9. The helicopter hard protective floor according to claim 2, Features: The material of the buffer layer is high-resilience sponge.